Stamina: Massively Superhuman (Fought Rule Book for at least 5 minutes while being lynched the whole time)

Durability: Wall Level+

Race: Human, Author

Occupation: Student, murderer's decentant

Range: Extended human melee range

Weakness: Iwai

Accuracy: Very high

Standard Equipment: His Killing Good, Dansai Bunri no Crime Edge

Noteable Techniques:

Pain Augmentation: A single cut by Kiri was enough to drive Emily, someone who's been used to pain and death, to tears and begged him to stop. A tiny scratch was described as "felt like my body was chopped into little pieces"

Scissor Expert: Kiri is a master at using scissors, even in combat, catching a needle in between the blades and even stopping a hammer with them.

Memories of a Murderer: He can access Norma Grayland's memories to become a more efficient killer